智能转向调节方法、系统、电子设备、车辆及存储介质

By dynamically calculating the electric power steering torque based on driving mode, steering force mode, vehicle speed, and road information, the stability and safety issues of existing steering systems in complex driving scenarios are solved. This enables dynamic and precise adjustment of steering torque to adapt to the needs of different driving modes, thereby improving driving comfort and safety.

CN117698834BActive Publication Date: 2026-07-17CHONGQING CHANGAN AUTOMOBILE CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
CHONGQING CHANGAN AUTOMOBILE CO LTD
Filing Date
2023-12-14
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing steering systems cannot achieve dynamic active control in complex driving scenarios, resulting in insufficient vehicle stability and safety. Furthermore, the steering force modes cannot adapt to different driving modes, affecting driving comfort and safety.

Method used

By acquiring signals of driving mode, steering force mode, vehicle speed, road curvature radius, and slope, the electric power steering output torque is dynamically calculated and precisely adjusted in conjunction with road linearity and slope correction coefficients to achieve dynamic active adjustment of steering torque.

Benefits of technology

To ensure vehicle stability and safety in complex driving scenarios, improve driving comfort and safety, and adapt to the steering needs of different driving scenarios.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明涉及智能转向调节方法、系统、电子设备、车辆及存储介质,包括:获取驾驶模式信号、转向力模式信号、车速信号和原始请求扭矩,并根据驾驶模式信号、转向力模式信号、车速信号和原始请求扭矩确定出电动助力转向输出扭矩;获取道路曲率半径信号和道路坡度信号,并根据车速信号、道路曲率半径信号和道路坡度信号对电动助力转向输出扭矩进行修正,得到电动助力转向电机修正扭矩;获取电动助力转向电机允许最大扭矩限值,取电动助力转向电机允许最大扭矩限值、电动助力转向电机输出扭矩和电动助力转向电机修正扭矩三者中的最小值作为电动助力转向电机允许输出扭矩。本发明能够主动对转向扭矩进行动态精准调控,且能够适配不同用车场景。
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